Icom IC-V85 Service Manual page 24

SECTION 10 BLOCK DIAGRAM
RF UNIT
IC25:EW-460
D73:MA2S111
IC24:S-812C36AMC
Q82:DTC144EU
HOUT AMP
X4:CR-783
HSW
(15.3MHz)
REF
J1:HEC2711-01-020 D5;1SS400 OSC
DCIN
EXT-V
DETECT
HV
D14:MA133
D15:MA2S111
CHGC
CHARG D16:SB07-03C
BATT Q10:2SC4617
CHGIH
Q18:2SC1588
Q19:2SC1201
Q9:UNR9213
VCCBT
D6:RB060L
GNDBT DC
D7:MA2S728
SW
Q4:HAT1026
BATT-V
SW5VPLLSW
DETECT
D13;1SS400
IC10(5/8):
VINVCC
D/A
PS5V
CTCSS AMP
IC26(1/2):LMV358IPW
LOGIC UNIT
SW5V
(Optional unit)
DET
MC1:EM6027P
MICIN
SICO
PTT PTT
S3:SKHLLFA010
CONT
[PTT]
D34:MA8056
Q17:UNR911FJ
OPT
SW5V
MIC MICOUT
J2:HSJ1102-018540
CLONE
BUFF
Q31:UNR9210J
J3:TC38-108-01
D27:MA742
S801
UP
1 2 E
2 1 DN
TP70N00E2015F
SP1:CA028014
V85 A3.indd 10-11
All manuals and user guides at all-guides.com
SW5V
D64:1SS400
D71:1SS400
UNLK
UNLOCK Q34:2SK1069
REG
DET
DC-AMP LVIN
MODOUT
IC19:MB15E03SL
PLL LOOP
IC FIL
D59:MA2S304
VCO
D60:MA2S304
D61:1SV286
Q76:2SC5231
VCO
R5V
SHIFT
D58:MA2S077
Q77:UNR921NJ
BPF LOOP
IC20:SN74AHC1G66HDBV
Q81:2SC4116
AMP SW
R5V R5V
2'nd LO
45.90MHz
IC2:TA31136FN
M62363FP IF DET-IC
SQLIN (2nd-MIX,IF-AMP, Q14:2SC5006
NOISE-AMP,FMDET,
RSSI,SQLSW )
FI2:
LTWC450E
CERAMIC
BPF
SD. NOIS
X3:JTBM450CX24
IC12:S-812C50AMC
TX/RX
IC4(1/2):CD4066BPWR
HPF
SW
IC3B(1/4):
LMV324IPW
HV
LPF
IC3D(1/4):LMV324IPW
MIC TX/RX
AMP
SW
IC3C(1/4): IC4(1/2):CD4066BPWR
LMV324IPW
AF
AMP
IC23:TA7368
10 - 1
VCO5 VCO5
Rx:182.350-220.350MHz
Tx;136.000-174.000MHz
D3:1SV271
D4:MA2S077 Q3:
Q83:2SC4617 2SC5085
TX/RX
BUFF BUFF
SW
Q75:2SC5231 Q74:2SC5231
VCO5
LPF
BUFF
Q5:2SC5006
1'st LO
D63:DA221 FI1:FL-393 D65:HVC350B
IF XTAL
LIMIT
AMP BPF
Q13:
3SK318
46.350MHz
SW5V PS5V R5V
Q54: Q21:
2SA1576 2SA1576
Q55:2SB1132
CPU5 SW5V Q57:XP1501 PS5V R5V
REG D39:ISS400
REG REG REG
Q56:UN9213J
PWRON PS5C R5C
CPU5
HV AF Q14:2SB1132
Q6:2SC4617
DCC REG Q15:2SB1132
Q16:XP6501
CTCSS
TONE
T5 VCC VCC
Q2:
Q1:
RD01MUS1
RD12MVS1
PWR
PRE
DRIVE
LPF
DRIVE
AMP AMP
IC26(1/2):LMV358IPW
Q37:UNR9113J
APC
PS5V
CTRL
R5V
D11:HVC350B
D72:1SS400 D12:HVC350B
RF
LIMIT
BPF BPF
AMP
Q12;3SK318
T5 VCO5
Q22: Q11:
2SA1576 XP4601
T5V VCO5
REG REG
T5C PSVCO
Q53:
XP4601
D8:MA8082
D10:MA2S111
Q38:UNR9213J
CTCSS
LPF
SW
IC7:
S-24CS64A0I
EEPROM
IC21:
BD5242G
RESET
RESET
VIN
UNLK
CHGC
CHGIH
DCC
ANTENNA
D1:HVU131
Tx/Rx:136.000-174.000MHz
D32:MA742
D2:MA77
D33:MA742 D8:MA77
PWR ANT
LPF
DET SW
TXC
D9:HVC375B
BPF
IC10(3/8):
M62363FP
D/A
RF UNIT
LOGIC UNIT
SW5V
TONE TEMP.
FIL SENS.
D56:HVC376B
CSHIFT CLOCK
SHIFT
X2:CR-836
(9.8304MHz)
CPU
VCC
IC8:M30620
LEDC
LIGHT
Q1:2SC1132
Q2:2SC4211
DS1,2:LNJ310M6URA
DS3-11:RY-SP192UYG24
IC22:LC75834W DS4
S10996
LCD DRIVER
INITIAL /KEY MATRIX
D40 -D44
LCD
D46 -D49 1SS400
D66 -D70
1/19/2007 10:44:10 AM